Home / 80,644.22-111,289.45-44,348.00

Finding the Fourth Proportional to 80,644.22, 111,289.45 and 44,348.00

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Solution

The fourth proportional to 80,644.22, 111,289.45 and 44,348.00 is: 61,200.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,644.22 : 111,289.45 = 44,348.00 : x
  2. Step 2: Convert to fraction form
    80,644.22/111,289.45 = 44,348.00/x
  3. Step 3: Cross multiply
    80,644.22x = 111,289.45 × 44,348.00
  4. Step 4: Simplify right side
    80,644.22x = 4,935,464,917.69
  5. Step 5: Solve for x
    x = 4,935,464,917.69/80,644.22
  6. Step 6: Final answer
    x = 61,200.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.